Sessions of the Assembly (from 16th to 29th)


This chapter provides philatelic material related to the 16th, 18th, 21th, 28th and 29th Sessions of the Assembly. The suitable place for the Sessions of the Assembly has been, since 1974, invariably in Montreal, Canada.


16th Session (held in the new Annex to Teatro San Martin, Buenos Aires, Argentina, 3 to 26 September 1968):









Sample of the cancel.














Front and back of the service cover used during the Assembly.


18th Session (held at the Hofburg, Vienna, Austria, 15 June to 7 July 1971):



Front and back of the service cover used during the Assembly.







A small digit (above see from 1 to 10), based on the cancellation machine, is shown on the slogan.


21th Session (held at the Windsor Hotel, Montreal, Canada, 24 September to 15 October 1974):


The Journal of the Session shows the new official emblem, as adopted at this Session (Resolution A21-4). More details can be obtained by clicking on: The second official emblem.


28th Session (Extraordinary Session, held in Montreal, Canada, 22 to 26 October 1990):




At this Session, the number of Council Members was raised from 33 to 36 (Resolution A28-1). This amendment to the Chicago Convention came into force on 28 November 2002.


29th Session (held in Montreal, Canada, 22 September to 8 October 1992):